2. Requirements on specimen size and quantity

For raw material:

Barrier tests: at least 6 specimens are required for each test; specimen should be flat and integral with at least 100 mm in width and at most 3 mm in thickness.

Flex durability tests: at least 5 specimens are required for each test; each specimen should be at least 280 mm in length and 200 mm in width; for film bags, dimension is calculated when it is unfolded.

Falling dart impact tests: at least 30 specimens are required; specimen should be flat and integral with at least 150 mm in both length and width.

Other mechanical tests: at least 20 specimens are required; specimen should be flat and integral with at least 250 mm in length and 200 mm in width; for heat seal test, specimen length should be at least 350 mm.

For finished package:

For leak test, heat seal test, and residual oxygen test, at least 10 finished packages with content filled in, 10 heat-sealed finished packages without content, and 5 defective finished packages with content filled in are required; each specimen should be at most 250 mm in length and 180 mm in width.

For test items that are not mentioned above, please contact our service staff for details.

3. Requirements on specimen quality

For raw material:

All raw materials should be without scratch, abrasion, damage, pinhole, or creases; without contamination; with intact ink layer; never contacted with unknown matter or exposed to an environment that may compromise test results; kept dry and clean.

Coiled before sent out to avoid wrinkles (for films and composite films only).

Sealed in uncontaminated, protective, and intact bags (for film bags and sheets only).

Finished packages with content filled in and heat-sealed finished packages without content should be out of scratch, abrasion, damage, pinholes, and creases; without contamination; with intact ink layer; never contacted with unknown matter or exposed to an environment that may compromise test results; kept dry and clean.

Finished packages with content filled in, heat-sealed finished packages without content, and defective finished packages with content filled in should be kept separately before sent out.

4. Special requirements on specimen

Raw materials should be individually packed and labeled before sent out if fall into any of the following categories:

The same raw material from different providers

The same raw material produced by different composite technology

The same raw material with different thickness

Other raw materials that are required to be tested respectively by customer

For diagnosis service need, raw materials that are required to be tested respectively by negotiation

Finished packages should be individually packed and labeled before sent out if fall into any of the following categories:

Finished packages that are filled and sealed by different machines

Finished packages heat-sealed by different machines

Finished packages before and after frozen

Finished packages that are sterilized by different technology

Finished packages that are sterilized at different temperature

5. Test Duration

For 5 or less types of specimens, test report will be available within 10 business days after the confirmation of received specimens. For more than 5 types of specimens, test report will be available within 20 business days after the confirmation of received specimen.

For 5 or less types of specimens, diagnostic report will be available within 15 business days after the confirmation of received specimens. For more than 5 types of specimens, test report will be available within 30 business days after the confirmation of received specimen.

In special case such as non-standard test or special specimen, test duration should be negotiated by both parties.

6. Other things to be noticed

Any disagreements of the report shall be stated within 7 business days after the report is available. Once stated, test will re-performed on spare specimens (if available) and test results will be offered within 7 business days. If no disagreement arises, rest of the specimens will be discarded and no more dispute will be accepted.

Any questions regarding the test item and test report can be consulted by directly contacting the testing center at lab@labthinkinternational.com.

7. Disclaimer

In no event will Labthink be responsible for any damages or penalties resulting from Labthink's testing services or reporting of results or from use or distribution of the materials tested. Although Labthink endeavors to provide accurate testing and reporting, the testing and reporting of results are provided by Labthink without any warranty, express or implied, as to their accuracy. In no event will Labthink be liable for any direct, indirect, special, punitive, or consequential damages resulting from the testing or reporting of test results. Customer agrees to indemnify and hold harmless Labthink against any claims arising out of customer's use, sale, or distribution of materials tested and against any claims arising out of customer's breach.

Labthink reserves the right of final explanation to all the above notes.

Testing Services

Need help or have a question? For more information on how Labthink can help your company profit through testing, please Click the button.

About Labthink

The headquarters of Labthink is in Jinan, China; its international headquarters is in Boston, USA. Labthink has more than 50 international distributors and more than 30 international service providers.